Finding the Fourth Proportional to 313,512.24, 432,396.72 and 206,192.52
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Solution
The fourth proportional to 313,512.24, 432,396.72 and 206,192.52 is: 284,381.14
Step by Step Solution
- Step 1: Write the proportion equation
313,512.24 : 432,396.72 = 206,192.52 : x - Step 2: Convert to fraction form
313,512.24/432,396.72 = 206,192.52/x - Step 3: Cross multiply
313,512.24x = 432,396.72 × 206,192.52 - Step 4: Simplify right side
313,512.24x = 89,156,969,336.53 - Step 5: Solve for x
x = 89,156,969,336.53/313,512.24 - Step 6: Final answer
x = 284,381.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.